Use Matrix Mega Sleek Shampoo to train strands to fight frizz, so you can go back to being friends, not frenemies with your hair. This anti-frizz, clarifying shampoo with shea butter leaves hair smooth, shiny and de-frizzed, and helps control rebellious, unruly hair—even when it’s humid outside. It can even leave hair up to 5X smoother.* *With the professional products system of Mega Sleek Shampoo, Conditioner vs. a non-conditioning shampoo.